394668714147 has 8 divisors (see below), whose sum is σ = 526244886720. Its totient is φ = 263102508840.

The previous prime is 394668714103. The next prime is 394668714163. The reversal of 394668714147 is 741417866493.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 394668714147 - 2²⁶ = 394601605283 is a prime.

It is not an unprimeable number, because it can be changed into a prime (394668714047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2398929 + ... + 2558162.

It is an arithmetic number, because the mean of its divisors is an integer number (65780610840).

Almost surely, 2^394668714147 is an apocalyptic number.

394668714147 is a deficient number, since it is larger than the sum of its proper divisors (131576172573).

394668714147 is a wasteful number, since it uses less digits than its factorization.

394668714147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4983633.

The product of its digits is 24385536, while the sum is 60.

The spelling of 394668714147 in words is "three hundred ninety-four billion, six hundred sixty-eight million, seven hundred fourteen thousand, one hundred forty-seven".